Entertainment
| Fri 22 May 2026
Beijing, May 23 -- Zhang Li has submitted a patent application for Bottle and Flute Device. This invention was developed by Zhang Ye, Zhang Xianfeng, Zhang Li, Zhang Yiting, Wang Yanming, Liu Youyou, Liu Wanwan, Zhang Kun, Zhang Xiande and Zhang Jie.
The patent application number is CN202511938400 20251222. The patent publica..